fairnesscoop / pictyschool

import { CommandHandler } from '@nestjs/cqrs';

import { Inject } from '@nestjs/common';

import { UpdateSchoolCommand } from './UpdateSchoolCommand';

import { ISchoolRepository } from 'src/Domain/School/Repository/ISchoolRepository';

import { IsSchoolAlreadyExist } from 'src/Domain/School/Specification/IsSchoolAlreadyExist';

import { SchoolAlreadyExistException } from 'src/Domain/School/Exception/SchoolAlreadyExistException';

import { SchoolNotFoundException } from 'src/Domain/School/Exception/SchoolNotFoundException';

@CommandHandler(UpdateSchoolCommand)

export class UpdateSchoolCommandHandler {

  constructor(

    @Inject('ISchoolRepository')

    private readonly schoolRepository: ISchoolRepository,

    private readonly isSchoolAlreadyExist: IsSchoolAlreadyExist

  ) {}

  public async execute(command: UpdateSchoolCommand): Promise<string> {

    const {

      id,

      reference,

      address,

      city,

      name,

      email,

      zipCode,

      numberOfClasses,

      numberOfStudents,

      status,

      type,

      observation,

      phoneNumber

    } = command;

    const school = await this.schoolRepository.findOneById(id);

    if (!school) {

      throw new SchoolNotFoundException();

    }

    if (

      reference !== school.getReference() &&

      true === (await this.isSchoolAlreadyExist.isSatisfiedBy(reference))

    ) {

      throw new SchoolAlreadyExistException();

    }

    school.update(

      reference,

      name,

      address,

      zipCode,

      city,

      status,

      type,

      email,

      phoneNumber,

      numberOfStudents,

      numberOfClasses,

      observation

    );

    await this.schoolRepository.save(school);

    return school.getId();

  }

}